package com.sjx.onelinecord.test

import java.io.File

fun main() {
    var absFrame: AbsFrame = Frame()
    absFrame.printlnSupportUiList()
    var study = Study("sjx",322)
    var s = study.let {
        it.readBooks()
    }
    print("字符串$s")
    File("build.gradle").inputStream().reader().buffered()
            .use {
                println(it.readLines())
            }

    var curCel = "37c"
    print(curCel.substring(0,2))
}